我是整个MVC的新手,我正在考虑使用ASP.NET Web API重新实现一些WCF服务.作为其中的一部分,我想实现一个动作过滤器,记录所有动作和异常以及定时,所以我认为我会从动作过滤器开始,但是没有调用过滤器.
public class MyTrackingActionFilter : ActionFilterAttribute, IExceptionFilter
{
private Stopwatch stopwatch = new Stopwatch();
public void OnException(ExceptionContext filterContext)
{
...
}
public override void OnActionExecuted(ActionExecutedContext filterContext)
{
...
}
public override void OnActionExecuting(ActionExecutingContext filterContext)
{
this.stopwatch.Start();
Trace.TraceInformation(" Entering {0}", filterContext.RouteData);
}
}
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在控制器上,我有
[MyTrackingActionFilter]
public class MyResourceController : ApiController
{
...
}
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使用以下调用在Global.asax中设置路由:
var routeTemplate = ...
var defaults = new { controller = controllerName, action = methodName };
var constraints = new { httpMethod = new HttpMethodConstraint(myHTTPMethods.Split(',')) …
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